Submission #738365

#	Time	Username	Problem	Language	Result	Execution time	Memory
738365		Elvin_Fritl	Wiring (IOI17_wiring)	C++17	0 / 100	1 ms	340 KiB

wiring

#include <bits/stdc++.h>
using namespace std;
#include "wiring.h"

long long min_total_length(vector<int> r, vector<int> b){
    set<pair<int,int>>s;
    vector<int>chek((int)b.size()*2 +1,0);
    for(int i=0;i<(int)r.size();i++){
        b[r[i]]=1;
        s.insert({r[i],1});
    }
    int j=0,n=(int)b.size()+(int)r.size();
    
    long long res=0;
    
    for(int i=0;i<(int)b.size();i++){
        int toto=chek[b[i]];
        set<int>s1;
        while(s.size()!=0 && s.begin()->second == toto){
            s1.insert(s.begin()->first);
            s.erase(s.begin());
        }
        res+=abs(b[i] - s.begin()->first);
        s.erase(s.begin());
        while(s1.size()!=0){
            s.insert({*s1.begin(),toto});
            s1.erase(s1.begin());
        }
    }
    
    return res;
}

Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:12:9: warning: unused variable 'j' [-Wunused-variable]
   12 |     int j=0,n=(int)b.size()+(int)r.size();
      |         ^
wiring.cpp:12:13: warning: unused variable 'n' [-Wunused-variable]
   12 |     int j=0,n=(int)b.size()+(int)r.size();
      |             ^

• Subtask 1: 0 / 7
• Subtask 2: 0 / 13
• Subtask 3: 0 / 10
• Subtask 4: 0 / 25
• Subtask 5: 0 / 45